39781611

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{25849}}^1$

素因数の和:25880

約数の個数: 20

約数和(自身を含む): 62557000

約数和(自身を除く): 22775389

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 25849, 77547, 232641, 491131, 697923, 1473393, 2093769, 4420179, 13260537, 39781611]

約数ペア:

[(1, 39781611), (3, 13260537), (9, 4420179), (19, 2093769), (27, 1473393), (57, 697923), (81, 491131), (171, 232641), (513, 77547), (1539, 25849)]